The 50-year-old orca had been at SeaWorld Orlando for 40 years and was one of just five killer whales at the park.

Before she was first lady, Melania Trump appeared in Harper's Bazaar, Vanity Fair, GQ (for which she posed nude) and Sports ...

Despite ending breeding and theatrical shows, SeaWorld refuses to retire its remaining 17 orcas to seaside sanctuaries ...

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations ...

SeaWorld Orlando officials announced the death Sunday of a 50-year-old killer whale named Katina.

Off the coast of British Columbia, dolphins lead killer whales to salmon and earn their share of lunch, a new study reveals.

Kshamenk, the last killer whale held in captivity in Latin America, died of cardiorespiratory arrest in Argentina at age 35, ...

Biologists discovered killer whales and dolphins working together to hunt salmon, a behavior never before documented in this ...

Killer whales and dolphins have been working together to hunt salmon in the northern Pacific Ocean, an unexpected finding that further reveals the complex social lives of marine mammals. Video cameras ...